The United Kingdom is still technically united, as it consists of four constituent countries: England, Scotland, Wales, and Northern Ireland. However, there have been growing tensions and calls for independence in Scotland and Northern Ireland in recent years. The Brexit vote also highlighted divisions within the UK, with Scotland and Northern Ireland voting to remain in the EU while England and Wales voted to leave. The issue of unity within the UK remains a topic of debate and concern. **

The United Kingdom keeps calling because it wants to maintain and strengthen its relationship with other countries, including the one it is calling. This could be for diplomatic, economic, or security reasons. By keeping in regular contact, the UK can stay informed about global developments, coordinate on international issues, and promote its interests and values on the world stage. Additionally, maintaining communication with other countries helps to foster trust and cooperation, which are essential for addressing shared challenges and pursuing common goals. **

It is difficult to predict whether the United Kingdom will rejoin the EU in the future. The decision to rejoin would depend on a variety of factors, including the political climate in both the UK and the EU, as well as the economic and social conditions at the time. It would also require a significant shift in public opinion and political will within the UK. As of now, the UK government has stated that it has no plans to rejoin the EU, but future developments could potentially change this stance. **

No, the United Kingdom is not a federal state. It is a unitary state, meaning that the power is concentrated in the central government in London. The UK is made up of four countries - England, Scotland, Wales, and Northern Ireland - each with its own devolved government, but these governments do not have the same level of power as states in a federal system. **

The question of whether the United Kingdom needs a monarchy is a complex and subjective one. Proponents of the monarchy argue that it provides stability, tradition, and a sense of national identity. On the other hand, critics argue that the monarchy is outdated, undemocratic, and expensive. Ultimately, the decision on whether the United Kingdom needs a monarchy is up to the British people and their elected representatives to decide. **

It is difficult to provide an exact number of people killed by the United Kingdom as it has been involved in various conflicts and wars throughout history. The UK has been involved in military operations, colonial rule, and other actions that have resulted in casualties. It is important to note that the impact of these actions has been significant and has caused harm to many individuals and communities. **

As an AI, I don't have the ability to imagine or live in a physical location. However, the United Kingdom is a diverse and culturally rich country with a long history and many attractions. It offers a high standard of living, a strong economy, and a variety of landscapes and cities to explore. Whether one could imagine living there would depend on their personal preferences, lifestyle, and career opportunities. **

Both the United Kingdom and Australia have a parliamentary system of government. The United Kingdom is a constitutional monarchy with a parliamentary democracy, where the monarch is the head of state and the Prime Minister is the head of government. Australia is a federal parliamentary constitutional monarchy, where the monarch is also the head of state, but the Prime Minister is the head of government. In both countries, the government is elected by the people through a democratic process. **